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. (2010c). The robust forecast is based on the median of the point VaR forecasts of a set of conditional volatility models …
Persistent link: https://www.econbiz.de/10013131430
The Basel II Accord requires that banks and other Authorized Deposit-taking Institutions (ADIs) communicate their daily risk forecasts to the appropriate monetary authorities at the beginning of each trading day, using one or more risk models to measure Value-at-Risk (VaR). The risk estimates of...
Persistent link: https://www.econbiz.de/10011378354
penalised through higher capital charges. This paper investigates the performance of five popular volatility models that can be …
Persistent link: https://www.econbiz.de/10013149149
Persistent link: https://www.econbiz.de/10009765824
Persistent link: https://www.econbiz.de/10009724104
Bank risk managers follow the Basel Committee on Banking Supervision (BCBS) recommendations that recently proposed shifting the quantitative risk metrics system from Value-at-Risk (VaR) to Expected Shortfall (ES). The Basel Committee on Banking Supervision (2013, p. 3) noted that: "a number of...
Persistent link: https://www.econbiz.de/10011431395
The Basel Committee on Banking Supervision (BCBS) (2013) recently proposed shifting the quantitative risk metrics system from Value-at-Risk (VaR) to Expected Shortfall (ES). The BCBS (2013) noted that - a number of weaknesses have been identified with using VaR for determining regulatory capital...
Persistent link: https://www.econbiz.de/10010532611
We compare Value at Risk (VaR) and Expected Shortfall (ES) following a Stochastic Dominance (SD) approach frequently used to order distributions in terms of welfare and in portfolio selection. Basel Committee on Banking Supervision (BCBS) recommends bank risk managers to shift the current...
Persistent link: https://www.econbiz.de/10012996938
This paper considers the problem of model uncertainty in the case of multi-asset volatility models and discusses the … management. Evaluation of volatility models is then considered and a simple Value-at-Risk (VaR) diagnostic test is proposed for …
Persistent link: https://www.econbiz.de/10013316571
and realized volatility; (2) symmetry, asymmetry and leverage; (3) dynamic correlations and dynamic covariances; (4 …
Persistent link: https://www.econbiz.de/10014210046